Reaction of methyl 5(6)-(4-aminophenylthio)-2-benzimidazolylcarbamate with isocyanates
Methyl 5(6)-(4-aminophenylthio)-2-benzimidazolylcarbamate reacts with aliphatic and aromatic isocyanates to give mono- and disubstitution products. The former are formed by the reaction involving the aniline nitrogen and the latter, by the reaction involv